Remove PrefService::ScheduleSavePersistentPrefs and SavePersistentPrefs.

chrome/common/json_pref_store.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/json_pref_store.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 264 matching lines @@
     return PREF_READ_ERROR_FILE_NOT_SPECIFIED;
   }
 
   PrefReadError error;
   bool no_dir;
   Value* value = FileThreadDeserializer::DoReading(path_, &error, &no_dir);
   OnFileRead(value, error, no_dir);
   return error;
 }
 
-bool JsonPrefStore::WritePrefs() {
-  std::string data;
-  if (!SerializeData(&data))
-    return false;
-
-  // Don't actually write prefs if we're read-only or don't have any pending
-  // writes.
-  // TODO(bauerb): Make callers of this method call CommitPendingWrite directly.
-  if (writer_.HasPendingWrite() && !read_only_)
-    writer_.WriteNow(data);
-
-  return true;
-}
-
-void JsonPrefStore::ScheduleWritePrefs() {
-  // Writing prefs should be scheduled automatically, so this is a no-op
-  // for now.
-  // TODO(bauerb): Remove calls to this method.
-}
-
 void JsonPrefStore::CommitPendingWrite() {
   if (writer_.HasPendingWrite() && !read_only_)
     writer_.DoScheduledWrite();
 }
 
 void JsonPrefStore::ReportValueChanged(const std::string& key) {
   FOR_EACH_OBSERVER(PrefStore::Observer, observers_, OnPrefValueChanged(key));
   if (!read_only_)
     writer_.ScheduleWrite(this);
 }
 
 bool JsonPrefStore::SerializeData(std::string* output) {
   // TODO(tc): Do we want to prune webkit preferences that match the default
   // value?
   JSONStringValueSerializer serializer(output);
   serializer.set_pretty_print(true);
   scoped_ptr<DictionaryValue> copy(prefs_->DeepCopyWithoutEmptyChildren());
   return serializer.Serialize(*(copy.get()));
 }